M Blastoise EX #18 PSA 10: price & population
PSA 10
$458.58
Raw
$17.99
PSA 10 pop
124
Gem rate
13.5%
A PSA 10 M Blastoise EX #18 from Generations sells for $458.58 — a 2,449% premium over the $17.99 raw price. PSA has graded this card 918 times; 124 came back a 10 (13.5% gem rate), and 347 a PSA 9.
The 9-to-10 spread
PSA 9 sells for $92.00. The jump from 9 to 10 is worth $366.58 — that spread, times your real odds of the 10, is what decides whether grading pays.
Prices from real completed sales, updated daily. Population data from PSA's public population report.
